@keyframes move_one {
  from {
    height: 0;
  }
  to {
    height: 150rpx;
  }
}

@keyframes move_two {
  from {
    height: 0;
  }
  to {
    height: 300rpx;
  }
}
.description-container {
  .demo-text {
    height: 100%;
    background-color: #fff;
    display: flex;
    justify-content: space-around;

    background: url("https://www.shangzhuxiaofu.cn:8080/photo/school/83319e4c2e3046358ff5ffe0f63950b4.jpg") no-repeat;
    background-size: cover;
  }
}
